instead of hoisting them, just fold them away.  This occurs in the
testcase for PR8041, for example.

llvm-svn: 112669

input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537

llvm-svn: 81257

of using llvm-as, now that opt supports this.

llvm-svn: 81226

llvm-svn: 80521

llvm-svn: 45478

llvm-svn: 36945

llvm-svn: 36933

llvm-svn: 36176

Fix test syntax per new rules.

llvm-svn: 36133

llvm-svn: 33296

llvm-svn: 32115

llvm-svn: 8558

llvm-svn: 5611

llvm-svn: 5607